Lesson 22 Give me / him / her / us / them a…
　　Which one?
　　
　　Written exercises 书面练习 B
　　1．Cup/ this dirty/ that clean
　　Give me a cup please.
　　Which one? This dirty one?
　　No, not this dirty one. That clean one.
　　Here you are.
　　Thank you.
　　
　　2．glass/ this empty/ that full
　　3．bottle/ this large/ that small
　　4．box/ this big/ that little
　　5．tin/ this new/ that old
　　6．knife/ this sharp/ that blunt
　　7．spoon/ this new/ that old
　　8．fork/ this large/ that small